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Jetpack – WP Security, Backup, Speed, & Growth v8.7.3
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jetpack / class.jetpack-network.php

class.jetpack-network.php in Jetpack – WP Security, Backup, Speed, & Growth 8.7.3, at class.jetpack-network.php

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1 <?php //phpcs:ignore WordPress.Files.FileName.InvalidClassFilename
2 /**
3 * Jetpack Network Manager class file.
4 *
5 * @package jetpack
6 */
7
8 use Automattic\Jetpack\Connection\Client;
9 use Automattic\Jetpack\Connection\Manager;
10 use Automattic\Jetpack\Connection\Utils as Connection_Utils;
11 use Automattic\Jetpack\Constants;
12 use Automattic\Jetpack\Status;
13
14 /**
15 * Used to manage Jetpack installation on Multisite Network installs
16 *
17 * SINGLETON: To use call Jetpack_Network::init()
18 *
19 * DO NOT USE ANY STATIC METHODS IN THIS CLASS!!!!!!
20 *
21 * @since 2.9
22 */
23 class Jetpack_Network {
24
25 /**
26 * Holds a static copy of Jetpack_Network for the singleton
27 *
28 * @since 2.9
29 * @var Jetpack_Network
30 */
31 private static $instance = null;
32
33 /**
34 * An instance of the connection manager object.
35 *
36 * @since 7.7
37 * @var Automattic\Jetpack\Connection\Manager
38 */
39 private $connection;
40
41 /**
42 * Name of the network wide settings
43 *
44 * @since 2.9
45 * @var string
46 */
47 private $settings_name = 'jetpack-network-settings';
48
49 /**
50 * Defaults for settings found on the Jetpack > Settings page
51 *
52 * @since 2.9
53 * @var array
54 */
55 private $setting_defaults = array(
56 'auto-connect' => 0,
57 'sub-site-connection-override' => 1,
58 );
59
60 /**
61 * Constructor
62 *
63 * @since 2.9
64 */
65 private function __construct() {
66 require_once ABSPATH . '/wp-admin/includes/plugin.php'; // For the is_plugin... check.
67 require_once JETPACK__PLUGIN_DIR . 'modules/protect/shared-functions.php'; // For managing the global whitelist.
68
69 /**
70 * Sanity check to ensure the install is Multisite and we
71 * are in Network Admin
72 */
73 if ( is_multisite() && is_network_admin() ) {
74 add_action( 'network_admin_menu', array( $this, 'add_network_admin_menu' ) );
75 add_action( 'network_admin_edit_jetpack-network-settings', array( $this, 'save_network_settings_page' ), 10, 0 );
76 add_filter( 'admin_body_class', array( $this, 'body_class' ) );
77
78 if ( isset( $_GET['page'] ) && 'jetpack' == $_GET['page'] ) {
79 add_action( 'admin_init', array( $this, 'jetpack_sites_list' ) );
80 }
81 }
82
83 /*
84 * Things that should only run on multisite
85 */
86 if ( is_multisite() && is_plugin_active_for_network( 'jetpack/jetpack.php' ) ) {
87 add_action( 'wp_before_admin_bar_render', array( $this, 'add_to_menubar' ) );
88 add_filter( 'jetpack_disconnect_cap', array( $this, 'set_multisite_disconnect_cap' ) );
89
90 /*
91 * If admin wants to automagically register new sites set the hook here
92 *
93 * This is a hacky way because xmlrpc is not available on wp_initialize_site
94 */
95 if ( 1 === $this->get_option( 'auto-connect' ) ) {
96 add_action( 'wp_initialize_site', array( $this, 'do_automatically_add_new_site' ) );
97 }
98 }
99 }
100
101 /**
102 * Sets a connection object.
103 *
104 * @param Automattic\Jetpack\Connection\Manager $connection the connection manager object.
105 */
106 public function set_connection( Manager $connection ) {
107 $this->connection = $connection;
108 }
109
110 /**
111 * Sets which modules get activated by default on subsite connection.
112 * Modules can be set in Network Admin > Jetpack > Settings
113 *
114 * @since 2.9
115 * @deprecated since 7.7.0
116 *
117 * @param array $modules List of modules.
118 */
119 public function set_auto_activated_modules( $modules ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
120 _deprecated_function( __METHOD__, 'jetpack-7.7' );
121 }
122
123 /**
124 * Registers new sites upon creation
125 *
126 * @since 2.9
127 * @since 7.4.0 Uses a WP_Site object.
128 * @uses wp_initialize_site
129 *
130 * @param WP_Site $site the WordPress site object.
131 **/
132 public function do_automatically_add_new_site( $site ) {
133 if ( is_a( $site, 'WP_Site' ) ) {
134 $this->do_subsiteregister( $site->id );
135 }
136 }
137
138 /**
139 * Adds .network-admin class to the body tag
140 * Helps distinguish network admin JP styles from regular site JP styles
141 *
142 * @since 2.9
143 *
144 * @param String $classes current assigned body classes.
145 * @return String amended class string.
146 */
147 public function body_class( $classes ) {
148 return trim( $classes ) . ' network-admin ';
149 }
150
151 /**
152 * Provides access to an instance of Jetpack_Network
153 *
154 * This is how the Jetpack_Network object should *always* be accessed
155 *
156 * @since 2.9
157 * @return Jetpack_Network
158 */
159 public static function init() {
160 if ( ! self::$instance || ! is_a( self::$instance, 'Jetpack_Network' ) ) {
161 self::$instance = new Jetpack_Network();
162 }
163
164 return self::$instance;
165 }
166
167 /**
168 * Registers the Multisite admin bar menu item shortcut.
169 * This shortcut helps users quickly and easily navigate to the Jetpack Network Admin
170 * menu from anywhere in their network.
171 *
172 * @since 2.9
173 */
174 public function register_menubar() {
175 add_action( 'wp_before_admin_bar_render', array( $this, 'add_to_menubar' ) );
176 }
177
178 /**
179 * Runs when Jetpack is deactivated from the network admin plugins menu.
180 * Each individual site will need to have Jetpack::disconnect called on it.
181 * Site that had Jetpack individually enabled will not be disconnected as
182 * on Multisite individually activated plugins are still activated when
183 * a plugin is deactivated network wide.
184 *
185 * @since 2.9
186 **/
187 public function deactivate() {
188 // Only fire if in network admin.
189 if ( ! is_network_admin() ) {
190 return;
191 }
192
193 $sites = get_sites();
194
195 foreach ( $sites as $s ) {
196 switch_to_blog( $s->blog_id );
197 $active_plugins = get_option( 'active_plugins' );
198
199 /*
200 * If this plugin was activated in the subsite individually
201 * we do not want to call disconnect. Plugins activated
202 * individually (before network activation) stay activated
203 * when the network deactivation occurs
204 */
205 if ( ! in_array( 'jetpack/jetpack.php', $active_plugins, true ) ) {
206 Jetpack::disconnect();
207 }
208 }
209 restore_current_blog();
210 }
211
212 /**
213 * Adds a link to the Jetpack Network Admin page in the network admin menu bar.
214 *
215 * @since 2.9
216 **/
217 public function add_to_menubar() {
218 global $wp_admin_bar;
219 // Don't show for logged out users or single site mode.
220 if ( ! is_user_logged_in() || ! is_multisite() ) {
221 return;
222 }
223
224 $wp_admin_bar->add_node(
225 array(
226 'parent' => 'network-admin',
227 'id' => 'network-admin-jetpack',
228 'title' => 'Jetpack',
229 'href' => $this->get_url( 'network_admin_page' ),
230 )
231 );
232 }
233
234 /**
235 * Returns various URL strings. Factory like
236 *
237 * $args can be a string or an array.
238 * If $args is an array there must be an element called name for the switch statement
239 *
240 * Currently supports:
241 * - subsiteregister: Pass array( 'name' => 'subsiteregister', 'site_id' => SITE_ID )
242 * - network_admin_page: Provides link to /wp-admin/network/JETPACK
243 * - subsitedisconnect: Pass array( 'name' => 'subsitedisconnect', 'site_id' => SITE_ID )
244 *
245 * @since 2.9
246 *
247 * @param Mixed $args URL parameters.
248 *
249 * @return String
250 **/
251 public function get_url( $args ) {
252 $url = null; // Default url value.
253
254 if ( is_string( $args ) ) {
255 $name = $args;
256 } else if ( is_array( $args ) ) {
257 $name = $args['name'];
258 } else {
259 return $url;
260 }
261
262 switch ( $name ) {
263 case 'subsiteregister':
264 if ( ! isset( $args['site_id'] ) ) {
265 break; // If there is not a site id present we cannot go further.
266 }
267 $url = network_admin_url(
268 'admin.php?page=jetpack&action=subsiteregister&site_id='
269 . $args['site_id']
270 );
271 break;
272
273 case 'network_admin_page':
274 $url = network_admin_url( 'admin.php?page=jetpack' );
275 break;
276
277 case 'subsitedisconnect':
278 if ( ! isset( $args['site_id'] ) ) {
279 break; // If there is not a site id present we cannot go further.
280 }
281 $url = network_admin_url(
282 'admin.php?page=jetpack&action=subsitedisconnect&site_id='
283 . $args['site_id']
284 );
285 break;
286 }
287
288 return $url;
289 }
290
291 /**
292 * Adds the Jetpack menu item to the Network Admin area
293 *
294 * @since 2.9
295 */
296 public function add_network_admin_menu() {
297 add_menu_page( 'Jetpack', 'Jetpack', 'jetpack_network_admin_page', 'jetpack', array( $this, 'wrap_network_admin_page' ), 'div', 3 );
298 $jetpack_sites_page_hook = add_submenu_page( 'jetpack', __( 'Jetpack Sites', 'jetpack' ), __( 'Sites', 'jetpack' ), 'jetpack_network_sites_page', 'jetpack', array( $this, 'wrap_network_admin_page' ) );
299 $jetpack_settings_page_hook = add_submenu_page( 'jetpack', __( 'Settings', 'jetpack' ), __( 'Settings', 'jetpack' ), 'jetpack_network_settings_page', 'jetpack-settings', array( $this, 'wrap_render_network_admin_settings_page' ) );
300 add_action( "admin_print_styles-$jetpack_sites_page_hook", array( 'Jetpack_Admin_Page', 'load_wrapper_styles' ) );
301 add_action( "admin_print_styles-$jetpack_settings_page_hook", array( 'Jetpack_Admin_Page', 'load_wrapper_styles' ) );
302 /**
303 * As jetpack_register_genericons is by default fired off a hook,
304 * the hook may have already fired by this point.
305 * So, let's just trigger it manually.
306 */
307 require_once JETPACK__PLUGIN_DIR . '_inc/genericons.php';
308 jetpack_register_genericons();
309
310 if ( ! wp_style_is( 'jetpack-icons', 'registered' ) ) {
311 wp_register_style( 'jetpack-icons', plugins_url( 'css/jetpack-icons.min.css', JETPACK__PLUGIN_FILE ), false, JETPACK__VERSION );
312 }
313
314 add_action( 'admin_enqueue_scripts', array( $this, 'admin_menu_css' ) );
315 }
316
317 /**
318 * Adds JP menu icon
319 *
320 * @since 2.9
321 **/
322 public function admin_menu_css() {
323 wp_enqueue_style( 'jetpack-icons' );
324 }
325
326 /**
327 * Provides functionality for the Jetpack > Sites page.
328 * Does not do the display!
329 *
330 * @since 2.9
331 */
332 public function jetpack_sites_list() {
333 Jetpack::init();
334
335 if ( isset( $_GET['action'] ) ) {
336 switch ( $_GET['action'] ) {
337 case 'subsiteregister':
338 /**
339 * Add actual referrer checking.
340 *
341 * @todo check_admin_referer( 'jetpack-subsite-register' );
342 */
343 Jetpack::log( 'subsiteregister' );
344
345 // If !$_GET['site_id'] stop registration and error.
346 if ( ! isset( $_GET['site_id'] ) || empty( $_GET['site_id'] ) ) {
347 /**
348 * Log error to state cookie for display later.
349 *
350 * @todo Make state messages show on Jetpack NA pages
351 */
352 Jetpack::state( 'missing_site_id', esc_html__( 'Site ID must be provided to register a sub-site.', 'jetpack' ) );
353 break;
354 }
355
356 // Send data to register endpoint and retrieve shadow blog details.
357 $result = $this->do_subsiteregister();
358 $url = $this->get_url( 'network_admin_page' );
359
360 if ( is_wp_error( $result ) ) {
361 $url = add_query_arg( 'action', 'connection_failed', $url );
362 } else {
363 $url = add_query_arg( 'action', 'connected', $url );
364 }
365
366 wp_safe_redirect( $url );
367 exit;
368
369 case 'subsitedisconnect':
370 Jetpack::log( 'subsitedisconnect' );
371
372 if ( ! isset( $_GET['site_id'] ) || empty( $_GET['site_id'] ) ) {
373 Jetpack::state( 'missing_site_id', esc_html__( 'Site ID must be provided to disconnect a sub-site.', 'jetpack' ) );
374 break;
375 }
376
377 $this->do_subsitedisconnect();
378 break;
379
380 case 'connected':
381 case 'connection_failed':
382 add_action( 'jetpack_notices', array( $this, 'show_jetpack_notice' ) );
383 break;
384 }
385 }
386 }
387
388 /**
389 * Set the disconnect capability for multisite.
390 *
391 * @param array $caps The capabilities array.
392 */
393 public function set_multisite_disconnect_cap( $caps ) {
394 // Can individual site admins manage their own connection?
395 if ( ! is_super_admin() && ! $this->get_option( 'sub-site-connection-override' ) ) {
396 /*
397 * We need to update the option name -- it's terribly unclear which
398 * direction the override goes.
399 *
400 * @todo: Update the option name to `sub-sites-can-manage-own-connections`
401 */
402 return array( 'do_not_allow' );
403 }
404
405 return $caps;
406 }
407
408 /**
409 * Shows the Jetpack plugin notices.
410 */
411 public function show_jetpack_notice() {
412 if ( isset( $_GET['action'] ) && 'connected' == $_GET['action'] ) {
413 $notice = __( 'Site successfully connected.', 'jetpack' );
414 $classname = 'updated';
415 } elseif ( isset( $_GET['action'] ) && 'connection_failed' == $_GET['action'] ) {
416 $notice = __( 'Site connection failed!', 'jetpack' );
417 $classname = 'error';
418 }
419 ?>
420 <div id="message" class="<?php echo esc_attr( $classname ); ?> jetpack-message jp-connect" style="display:block !important;">
421 <p><?php echo esc_html( $notice ); ?></p>
422 </div>
423 <?php
424 }
425
426 /**
427 * Disconnect functionality for an individual site
428 *
429 * @since 2.9
430 * @see Jetpack_Network::jetpack_sites_list()
431 *
432 * @param int $site_id the site identifier.
433 */
434 public function do_subsitedisconnect( $site_id = null ) {
435 if ( ! current_user_can( 'jetpack_disconnect' ) ) {
436 return;
437 }
438 $site_id = ( is_null( $site_id ) ) ? $_GET['site_id'] : $site_id;
439 switch_to_blog( $site_id );
440 Jetpack::disconnect();
441 restore_current_blog();
442 }
443
444 /**
445 * Registers a subsite with the Jetpack servers
446 *
447 * @since 2.9
448 * @todo Break apart into easier to manage chunks that can be unit tested
449 * @see Jetpack_Network::jetpack_sites_list();
450 *
451 * @param int $site_id the site identifier.
452 */
453 public function do_subsiteregister( $site_id = null ) {
454 if ( ! current_user_can( 'jetpack_disconnect' ) ) {
455 return;
456 }
457
458 if ( ( new Status() )->is_development_mode() ) {
459 return;
460 }
461
462 // Figure out what site we are working on.
463 $site_id = ( is_null( $site_id ) ) ? $_GET['site_id'] : $site_id;
464
465 /*
466 * Here we need to switch to the subsite
467 * For the registration process we really only hijack how it
468 * works for an individual site and pass in some extra data here
469 */
470 switch_to_blog( $site_id );
471
472 add_filter( 'jetpack_register_request_body', array( $this, 'filter_register_request_body' ) );
473 add_action( 'jetpack_site_registered_user_token', array( $this, 'filter_register_user_token' ) );
474
475 // Save the secrets in the subsite so when the wpcom server does a pingback it
476 // will be able to validate the connection.
477 $result = $this->connection->register( 'subsiteregister' );
478
479 if ( is_wp_error( $result ) || ! $result ) {
480 restore_current_blog();
481 return $result;
482 }
483
484 Jetpack::activate_default_modules( false, false, array(), false );
485
486 restore_current_blog();
487 }
488
489 /**
490 * Receives the registration response token.
491 *
492 * @param Object $token the received token.
493 */
494 public function filter_register_user_token( $token ) {
495 $is_master_user = ! Jetpack::is_active();
496 Connection_Utils::update_user_token(
497 get_current_user_id(),
498 sprintf( '%s.%d', $token->secret, get_current_user_id() ),
499 $is_master_user
500 );
501 }
502
503 /**
504 * Filters the registration request body to include additional properties.
505 *
506 * @param array $properties standard register request body properties.
507 * @return array amended properties.
508 */
509 public function filter_register_request_body( $properties ) {
510 $blog_details = get_blog_details();
511
512 $network = get_network();
513
514 switch_to_blog( $network->blog_id );
515 // The blog id on WordPress.com of the primary network site.
516 $network_wpcom_blog_id = Jetpack_Options::get_option( 'id' );
517 restore_current_blog();
518
519 /**
520 * Both `state` and `user_id` need to be sent in the request, even though they are the same value.
521 * Connecting via the network admin combines `register()` and `authorize()` methods into one step,
522 * because we assume the main site is already authorized. `state` is used to verify the `register()`
523 * request, while `user_id()` is used to create the token in the `authorize()` request.
524 */
525 return array_merge(
526 $properties,
527 array(
528 'network_url' => $this->get_url( 'network_admin_page' ),
529 'network_wpcom_blog_id' => $network_wpcom_blog_id,
530 'user_id' => get_current_user_id(),
531
532 /*
533 * Use the subsite's registration date as the site creation date.
534 *
535 * This is in contrast to regular standalone sites, where we use the helper
536 * `Jetpack::get_assumed_site_creation_date()` to assume the site's creation date.
537 */
538 'site_created' => $blog_details->registered,
539 )
540 );
541 }
542
543 /**
544 * A hook handler for adding admin pages and subpages.
545 */
546 public function wrap_network_admin_page() {
547 Jetpack_Admin_Page::wrap_ui( array( $this, 'network_admin_page' ) );
548 }
549
550 /**
551 * Handles the displaying of all sites on the network that are
552 * dis/connected to Jetpack
553 *
554 * @since 2.9
555 * @see Jetpack_Network::jetpack_sites_list()
556 */
557 public function network_admin_page() {
558 global $current_site;
559 $this->network_admin_page_header();
560
561 $jp = Jetpack::init();
562
563 // We should be, but ensure we are on the main blog.
564 switch_to_blog( $current_site->blog_id );
565 $main_active = $jp->is_active();
566 restore_current_blog();
567
568 // If we are in dev mode, just show the notice and bail.
569 if ( ( new Status() )->is_development_mode() ) {
570 Jetpack::show_development_mode_notice();
571 return;
572 }
573
574 /*
575 * Ensure the main blog is connected as all other subsite blog
576 * connections will feed off this one
577 */
578 if ( ! $main_active ) {
579 $url = $this->get_url(
580 array(
581 'name' => 'subsiteregister',
582 'site_id' => 1,
583 )
584 );
585 $data = array( 'url' => $jp->build_connect_url() );
586 Jetpack::init()->load_view( 'admin/must-connect-main-blog.php', $data );
587
588 return;
589 }
590
591 require_once 'class.jetpack-network-sites-list-table.php';
592
593 $network_sites_table = new Jetpack_Network_Sites_List_Table();
594 echo '<div class="wrap"><h2>' . esc_html__( 'Sites', 'jetpack' ) . '</h2>';
595 echo '<form method="post">';
596 $network_sites_table->prepare_items();
597 $network_sites_table->display();
598 echo '</form></div>';
599
600 }
601
602 /**
603 * Stylized JP header formatting
604 *
605 * @since 2.9
606 */
607 public function network_admin_page_header() {
608 $is_connected = Jetpack::is_active();
609
610 $data = array(
611 'is_connected' => $is_connected,
612 );
613 Jetpack::init()->load_view( 'admin/network-admin-header.php', $data );
614 }
615
616 /**
617 * Fires when the Jetpack > Settings page is saved.
618 *
619 * @since 2.9
620 */
621 public function save_network_settings_page() {
622
623 if ( ! wp_verify_nonce( $_POST['_wpnonce'], 'jetpack-network-settings' ) ) {
624 // No nonce, push back to settings page.
625 wp_safe_redirect(
626 add_query_arg(
627 array( 'page' => 'jetpack-settings' ),
628 network_admin_url( 'admin.php' )
629 )
630 );
631 exit();
632 }
633
634 // Try to save the Protect whitelist before anything else, since that action can result in errors.
635 $whitelist = str_replace( ' ', '', $_POST['global-whitelist'] );
636 $whitelist = explode( PHP_EOL, $whitelist );
637 $result = jetpack_protect_save_whitelist( $whitelist, true );
638 if ( is_wp_error( $result ) ) {
639 wp_safe_redirect(
640 add_query_arg(
641 array(
642 'page' => 'jetpack-settings',
643 'error' => 'jetpack_protect_whitelist',
644 ),
645 network_admin_url( 'admin.php' )
646 )
647 );
648 exit();
649 }
650
651 /*
652 * Fields
653 *
654 * auto-connect - Checkbox for global Jetpack connection
655 * sub-site-connection-override - Allow sub-site admins to (dis)reconnect with their own Jetpack account
656 */
657 $auto_connect = 0;
658 if ( isset( $_POST['auto-connect'] ) ) {
659 $auto_connect = 1;
660 }
661
662 $sub_site_connection_override = 0;
663 if ( isset( $_POST['sub-site-connection-override'] ) ) {
664 $sub_site_connection_override = 1;
665 }
666
667 $data = array(
668 'auto-connect' => $auto_connect,
669 'sub-site-connection-override' => $sub_site_connection_override,
670 );
671
672 update_site_option( $this->settings_name, $data );
673 wp_safe_redirect(
674 add_query_arg(
675 array(
676 'page' => 'jetpack-settings',
677 'updated' => 'true',
678 ),
679 network_admin_url( 'admin.php' )
680 )
681 );
682 exit();
683 }
684
685 /**
686 * A hook handler for adding admin pages and subpages.
687 */
688 public function wrap_render_network_admin_settings_page() {
689 Jetpack_Admin_Page::wrap_ui( array( $this, 'render_network_admin_settings_page' ) );
690 }
691
692 /**
693 * A hook rendering the admin settings page.
694 */
695 public function render_network_admin_settings_page() {
696 $this->network_admin_page_header();
697 $options = wp_parse_args( get_site_option( $this->settings_name ), $this->setting_defaults );
698
699 $modules = array();
700 $module_slugs = Jetpack::get_available_modules();
701 foreach ( $module_slugs as $slug ) {
702 $module = Jetpack::get_module( $slug );
703 $module['module'] = $slug;
704 $modules[] = $module;
705 }
706
707 usort( $modules, array( 'Jetpack', 'sort_modules' ) );
708
709 if ( ! isset( $options['modules'] ) ) {
710 $options['modules'] = $modules;
711 }
712
713 $data = array(
714 'modules' => $modules,
715 'options' => $options,
716 'jetpack_protect_whitelist' => jetpack_protect_format_whitelist(),
717 );
718
719 Jetpack::init()->load_view( 'admin/network-settings.php', $data );
720 }
721
722 /**
723 * Updates a site wide option
724 *
725 * @since 2.9
726 *
727 * @param string $key option name.
728 * @param mixed $value option value.
729 *
730 * @return boolean
731 **/
732 public function update_option( $key, $value ) {
733 $options = get_site_option( $this->settings_name, $this->setting_defaults );
734 $options[ $key ] = $value;
735
736 return update_site_option( $this->settings_name, $options );
737 }
738
739 /**
740 * Retrieves a site wide option
741 *
742 * @since 2.9
743 *
744 * @param string $name - Name of the option in the database.
745 **/
746 public function get_option( $name ) {
747 $options = get_site_option( $this->settings_name, $this->setting_defaults );
748 $options = wp_parse_args( $options, $this->setting_defaults );
749
750 if ( ! isset( $options[ $name ] ) ) {
751 $options[ $name ] = null;
752 }
753
754 return $options[ $name ];
755 }
756 }
757